31421964

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{12899}}^1$

素因数の和:12942

約数の個数: 48

約数和(自身を含む): 86688000

約数和(自身を除く): 55266036

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 29, 42, 58, 84, 87, 116, 174, 203, 348, 406, 609, 812, 1218, 2436, 12899, 25798, 38697, 51596, 77394, 90293, 154788, 180586, 270879, 361172, 374071, 541758, 748142, 1083516, 1122213, 1496284, 2244426, 2618497, 4488852, 5236994, 7855491, 10473988, 15710982, 31421964]

約数ペア:

[(1, 31421964), (2, 15710982), (3, 10473988), (4, 7855491), (6, 5236994), (7, 4488852), (12, 2618497), (14, 2244426), (21, 1496284), (28, 1122213), (29, 1083516), (42, 748142), (58, 541758), (84, 374071), (87, 361172), (116, 270879), (174, 180586), (203, 154788), (348, 90293), (406, 77394), (609, 51596), (812, 38697), (1218, 25798), (2436, 12899)]